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flipper/libs/fbjni/cxx/fbjni/ByteBuffer.h

37 lines
861 B
C++

/*
* Copyright (c) 2018-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the LICENSE
* file in the root directory of this source tree.
*
*/
#pragma once
#include <fbjni/fbjni.h>
namespace facebook {
namespace jni {
class JBuffer : public JavaClass<JBuffer> {
public:
static constexpr const char* kJavaDescriptor = "Ljava/nio/Buffer;";
void rewind() const;
};
// JNI's NIO support has some awkward preconditions and error reporting. This
// class provides much more user-friendly access.
class JByteBuffer : public JavaClass<JByteBuffer, JBuffer> {
public:
static constexpr const char* kJavaDescriptor = "Ljava/nio/ByteBuffer;";
static local_ref<JByteBuffer> wrapBytes(uint8_t* data, size_t size);
bool isDirect() const;
uint8_t* getDirectBytes() const;
size_t getDirectSize() const;
};
}}